5135521012 has 12 divisors (see below), whose sum is σ = 8987898976. Its totient is φ = 2567549880.

The previous prime is 5135520979. The next prime is 5135521021. The reversal of 5135521012 is 2101255315.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10663 + ... + 101905.

Almost surely, 2^5135521012 is an apocalyptic number.

It is an amenable number.

5135521012 is a deficient number, since it is larger than the sum of its proper divisors (3852377964).

5135521012 is a wasteful number, since it uses less digits than its factorization.

5135521012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105318 (or 105316 counting only the distinct ones).

The product of its (nonzero) digits is 1500, while the sum is 25.

The square root of 5135521012 is about 71662.5495778653. The cubic root of 5135521012 is about 1725.2876100430.

Adding to 5135521012 its reverse (2101255315), we get a palindrome (7236776327).

The spelling of 5135521012 in words is "five billion, one hundred thirty-five million, five hundred twenty-one thousand, twelve".